Pteris aquilina (L.) Copses and borders of dry woods. Frequent, or abundant in localities northeast. Starved Rock, La Salle county, Peoria, Brendel, Henderson, Patterson, Shelby, Mary Evertz. “Common.” for the state. (P.) Rare in Will county in the prairie region. Clute.
Cheilanthes lanosa (Michx.) “Rocks, St. Clair county, Brendel, and southward.” (P.)
Cheilanthes Feei (Moore.) Limestone cliffs by Mississippi river, Carroll county, “near Galena, Brendel; Pike county, Mead; Jackson, French.” (P.)
Pellaea atropurpurea (L.) Frequent on cliffs of limestone along the Desplaines river and its tributaries from Sag Bridge, Cook county, to Joliet, Will county, and in Kankakee and Carroll counties. Scarce on cliffs of sandstone, Oregon, Ogle county. Henderson county, Patterson; Kane county, W. J. Minium; Wedron, La Salle county, Ferriss. Reported for the state as general but “infrequent” in Patterson’s catalogue.
Pellaea gracilis (Michx.) Rare in thin soil in shelves of shaded and usually moist calcareous rocks. Sag Bridge and Lemont, Cook county, and Bounbonnais, Kankakee county. On moist sandstone rocks, Liberty Hill, Oregon, Ogle county; limestone, Aurora, Kane county; sandstone, Sheridan, La Salle county, Ferriss.
Asplenium angustifolium (Michx.) Henderson. Patterson, Peoria, Brendel “Rich woods, scarce for the state.” (P.) Joliet rare, Starved Rock more common. Ferriss.
Asplenium pinnatifidum (Nutt.) “On rocks, Jackson and Union counties, French; Pope, Schneck.” (P.)
Asplenium platyneuron (L.) “Open rocky woods, scarce.” (P.)
Asplenium ebenoides (R. R. Scott.) Reported from Jackson county, Ill., but without further reference in Fern Bulletin, vol. V., p. 13.
Asplenium Trichomanes (L.) “On shaded rocks, Jackson and Union counties, French; Wabash, Schneck.” (P.) Southern Illinois. Vasey. Starved Rock, two plants. Ferriss.